Thornton, WA 14 Day Weather - 99176 WeatherWorld.com
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Thornton, WA Weather Forecast


Thornton, WA Weather Forecast Dated: 754 AM Sun Oct 04 2026
Expect a cool pattern with plenty of sunshine and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Sunday, October 4, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
67°F 19°C
Partly Cloudy
Pleasant near 78°F 25°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.
Monday, October 5, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
77°F 25°C
Partly Cloudy
Early-Evening
68°F 20°C
Overcast
Comfortable with temperatures reaching 77°F 25°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds out of the WSW at 12 mph 19 km/h.
Tuesday, October 6, 2026
Mid-Morning
63°F 17°C
Partly Cloudy
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
64°F 18°C
Sunny
Enjoyable around 74°F 23°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
Wednesday, October 7, 2026
Mid-Morning
62°F 16°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
65°F 19°C
Partly Cloudy
Mild temperatures up to 75°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.
Thursday, October 8, 2026
Mid-Morning
62°F 17°C
Partly Cloudy
Mid-Afternoon
76°F 24°C
Overcast
Early-Evening
66°F 19°C
Cloudy
Mild with a high of 76°F 24°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling.
Friday, October 9, 2026
Mid-Morning
61°F 16°C
Partly Cloudy
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
68°F 20°C
Overcast
Pleasant near 74°F 23°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds switching from the SSE to the SSW at 13 mph 22 km/h. Gusts up to 25 mph 41 km/h.
Saturday, October 10, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
58°F 14°C
Sunny
Early-Evening
50°F 10°C
Partly Cloudy
Comfortable at 58°F 14°C, overcast in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds decreasing from SW 19 mph 30 km/h to ENE 7 mph 11 km/h.
Sunday, October 11, 2026
Mid-Morning
45°F 7°C
Partly Cloudy
Mid-Afternoon
50°F 10°C
Partly Cloudy
Early-Evening
44°F 7°C
Cloudy
Crisp with a high near 50°F 10°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds out of the WNW at 11 mph 18 km/h.
Monday, October 12, 2026
Mid-Morning
43°F 6°C
Sunny
Mid-Afternoon
55°F 13°C
Sunny
Early-Evening
48°F 9°C
Sunny
Brisk around 55°F 13°C, sunny throughout the day, with lower humidity and steady pressure.
Tuesday, October 13, 2026
Mid-Morning
44°F 7°C
Overcast
Mid-Afternoon
60°F 16°C
Overcast
Early-Evening
54°F 12°C
Cloudy
Mildly cool near 60°F 16°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds shifting from the ESE to the ENE at 3 mph 4 km/h.
Wednesday, October 14, 2026
Mid-Morning
54°F 12°C
Cloudy
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
58°F 15°C
Overcast
Comfortable at 64°F 18°C, cloudy in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds turning from the SSW to the SSE at 11 mph 17 km/h.
Thursday, October 15, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
61°F 16°C
Sunny
Early-Evening
53°F 12°C
Sunny
Cool with a high near 61°F 16°C, sunny throughout the day, with lower humidity and steady pressure.
Friday, October 16, 2026
Mid-Morning
47°F 8°C
Overcast
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
56°F 13°C
Sunny
Refreshing around 64°F 18°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure falling.
Saturday, October 17, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
59°F 15°C
Clear
Mild temperatures up to 68°F 20°C, sunny throughout the day, with lower humidity and barometric pressure falling.
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